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    <script>
        function move({x = 0,y = 0} = {}){
            return [x, y];
        }
        console.log(move({x: 3, y: 8})); //[3, 8]
        console.log(move({x: 3})); //[3, 0]
        console.log(move({})); //[0, 0]
        console.log(move()); //[0, 0]
    </script>
    
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